1991 Opel Astra vs. 2004 Opel Astra
To start off, 2004 Opel Astra is newer by 13 year(s). Which means there will be less support and parts availability for 1991 Opel Astra. In addition, the cost of maintenance, including insurance, on 1991 Opel Astra would be higher. At 1,686 cc (4 cylinders), 1991 Opel Astra is equipped with a bigger engine. In terms of performance, 2004 Opel Astra (99 HP @ 6000 RPM) has 17 more horse power than 1991 Opel Astra. (82 HP @ 4400 RPM) In normal driving conditions, 2004 Opel Astra should accelerate faster than 1991 Opel Astra. With that said, vehicle weight also plays an important factor in acceleration. 2004 Opel Astra weights approximately 185 kg more than 1991 Opel Astra. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Both vehicles are front wheel drive (FWD). Which offers better traction when its slippery than rear wheel drive vehicles. With that said, do keep in mind that many other factors such as speed and the wear on your tires can also have significant impact on traction and control. Let's talk about torque, 1991 Opel Astra (168 Nm @ 2400 RPM) has 18 more torque (in Nm) than 2004 Opel Astra. (150 Nm @ 3900 RPM). This means 1991 Opel Astra will have an easier job in driving up hills or pulling heavy equipment than 2004 Opel Astra. 2004 Opel Astra has automatic transmission and 1991 Opel Astra has manual transmission. 1991 Opel Astra will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2004 Opel Astra will be easier to drive especially in heavy traffic.
Compare all specifications:
| 1991 Opel Astra | 2004 Opel Astra | |
| Make | Opel | Opel |
| Model | Astra | Astra |
| Year Released | 1991 | 2004 |
| Engine Position | Front | Front |
| Engine Size | 1686 cc | 1598 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 82 HP | 99 HP |
| Engine RPM | 4400 RPM | 6000 RPM |
| Torque | 168 Nm | 150 Nm |
| Torque RPM | 2400 RPM | 3900 RPM |
| Engine Compression Ratio | 22.0:1 | 10.5:1 |
| Top Speed | 164 km/hour | 185 km/hour |
| Drive Type | Front | Front |
| Transmission Type | Manual | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 5 doors |
| Vehicle Weight | 1130 kg | 1315 kg |
| Vehicle Length | 4060 mm | 4520 mm |
| Vehicle Width | 1690 mm | 1800 mm |
| Vehicle Height | 1430 mm | 1510 mm |
| Wheelbase Size | 2640 mm | 2610 mm |
| Fuel Tank Capacity | 75 L | 52 L |
